chittagong-divisional-2014
-
- Posts:25
- Joined:Sat Feb 07, 2015 5:40 pm
If $$a$$,$$b$$ are co-prime and $$a$$ $$=$$ $$259$$, find gcd of $$a^2$$ $$-$$ $$ab$$ $$–$$ $$b^2$$ and $$a$$ $$+$$ $$b$$.
-
- Posts:1007
- Joined:Sat Dec 09, 2017 1:32 pm
Re: chittagong-divisional-2014
Let $b=1$
Then GCD($a^2-ab-b^2 $,$a+b$)$=1$
So,The answer is $\fbox 1$.
Then GCD($a^2-ab-b^2 $,$a+b$)$=1$
So,The answer is $\fbox 1$.